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KAtherine Hartigan


Katherine Hartigan is a licensed attorney who specializes in criminal defense, civil rights, and representing respondent parents in D&N cases. She passionately believes in zealously advocating to achieve the best results for her clients, especially those marginalized by society. Ms. Hartigan has a strong criminal defense background. She worked as a Colorado Public Defender at both the Pueblo and Adams County Trial Offices. Ms. Hartigan has tried over 40 jury trials, litigated hundreds of motions hearings, and represented over one thousand clients facing criminal charges.

Ms. Hartigan received her Juris Doctorate Degree from University of Denver Sturm College of Law, where she was a member of the National Trial Team, a recipient of the Public Interest Law Clerkship, and received Public Interest and Civil Rights awards. Ms. Hartigan graduated with a certificate in Constitutional Rights and Remedies. She received her undergraduate degree from Assumption College in Massachusetts. Ms. Hartigan is a Colorado Native, a yoga teacher, and a dog lover.

During law school, Ms. Hartigan was part of the team who litigated and tried Anderson v. Colorado Dept of Corrections, a case about Troy Anderson, a prisoner with mental illness held in solitary confinement. Troy Anderson brought claims under the 8th Amendment due to DOC failing to provide outdoor exercise, the Due Process Clause of the 14th Amendment, and the ADA and Rehabilitation Act for discrimination based on Mr. Anderson’s mental illness. Mr. Anderson prevailed, in part, on his claims after his Federal Court trial. In 2017, the Anderson case was one of four national finalists for the Trial Lawyer of the Year award presented by Public Justice.

Ms. Hartigan is a member of the Colorado Women’s Bar Association, the Colorado Bar Association, and the Colorado Criminal Defense Bar

Ms. Hartigan was nominated as a top 40 Lawyer under 40 for the National Trial Lawyers.


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Genevieve "Gen" Manco

Associate Attorney

Gen Manco is an associate attorney with Hartigan Law LLC, where her practice focuses on family defense, representing parents involved in child welfare proceedings. She provides clients with compassionate legal representation as their families struggle with difficult issues such as addiction, mental illness, homelessness, and domestic violence. She fights to ensure that the government honors its legal obligations to all families involved in the child welfare system.


Community Involvement:

Community service and civic engagement are priorities for Gen. She is an active member of the Colorado Bar Association’s Juvenile Law Section and currently serves as the Section’s Legislative Liaison. For seven years, she has volunteered as a Court Appointed Special Advocate (CASA) with Advocates for Children, providing the court with recommendations on the best interests of children involved in child welfare proceedings. She also volunteers with Our Courts, which is a joint activity of the Colorado Judicial Institute and Colorado Bar Association that provides nonpartisan informational programs to increase public knowledge about the judicial system, and she has presented programs to audiences in both English and Spanish. 


Educational and Work Experience:

Gen earned her Juris Doctor Degree from the University of Denver Sturm College of Law in December 2015. During law school, she gained broad experience working in a variety of legal areas including juvenile delinquency, immigration, eviction defense, and permanent protection orders. 


Gen attended Boston University for her undergraduate degree, where she graduated with a Bachelor’s of Arts Degree with Distinction in History after completion of a Distinction thesis project. She later achieved a Paralegal Certificate with Distinction from Queens College, City University of New York and was the recipient of the Barbara Grossman Scholarship for graduating with the highest GPA in the program. Gen went on to work as a paralegal at the Denver and Boulder offices of a law firm specializing in commercial litigation and corporate governance, before deciding to go to law school. 


Before joining Hartigan Law LLC, Gen worked in juvenile law, family law, mental health defense, and criminal defense at another law firm in Denver. 



Outside of the office, Gen loves spending time with her family, which includes her musician husband, an energetic rescue dog, and two judgmental cats. 



Colorado, 2016 - present


Sturm College of Law, University of Denver, Juris Doctor, December 2015

Queens College, City University of New York, Paralegal Certificate, July 2010

College of Arts and Sciences, Boston University, Bachelor’s of Arts, Major: History with Distinction, May 2008

Continuing Legal Education Presentations:

Juvenile Law Section Legislative Update, July 2017


Colorado Bar Association
Juvenile Law Section, Legislative Liaison 2016-present
Denver Bar Association, Young Lawyers Division Member
Colorado Women’s Bar Association
National Legal Aid and Defenders Association
Advocates for Children, Volunteer Court Appointed Special Advocate (“CASA”)
Our Courts, Volunteer Presenter


Associate Attorney

Lisa Fabian

Lisa Fabian is an associate attorney with Hartigan Law, LLC, where her practice focuses on representing respondent parents in D&N cases.  She provides her clients with legal advice and counsel while lending a listening ear and desire to be their voice in stressful situations. 

Lisa earned her Juris Doctor Degree from the University of Wyoming in May 2001.  Lisa attended the University of Montana for her undergraduate degree, where she graduated with a Bachelor’s of Arts Degree with honors in Sociology and a minor in Spanish. 

Prior to law school Lisa was a social worker, juvenile probation officer and foster parent coordinator with the state of Wyoming.  After law school, Lisa put her career on hold to raise her children who are now in high school.  Before joining Hartigan Law, LLC, Lisa worked in family law, workers compensation and human resources.

Outside of the office, Lisa spends her time attending her children’s athletic events where she is usually the team mom and can be found scorekeeping, organizing volunteers, working concessions and wherever else help may be needed.

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